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Cheap flights from Seattle to Ireland from €209

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Ireland departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Seattle to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
12:00 - 11:50
SEA
-
DUB
39h 50m
2 stops
Scandinavian Airlines Logo
12:40 - 13:45
DUB
-
SEA
33h 05m
1 stop
€588Scandinavian Airlines
Wed, 19 Aug - Fri, 4 Sep
Scandinavian Airlines Logo
14:30 - 11:50
SEA
-
DUB
37h 20m
2 stops
Scandinavian Airlines Logo
11:40 - 13:45
DUB
-
SEA
58h 05m
2 stops
€590Scandinavian Airlines
Wed, 19 Aug - Wed, 2 Sep
Scandinavian Airlines Logo
15:55 - 10:25
SEA
-
DUB
34h 30m
2 stops
Scandinavian Airlines Logo
19:50 - 13:45
DUB
-
SEA
25h 55m
2 stops
€591Scandinavian Airlines
Sat, 22 Aug - Mon, 31 Aug
TAP AIR PORTUGAL Logo
23:44 - 00:05
SEA
-
DUB
40h 21m
2 stops
TAP AIR PORTUGAL Logo
05:30 - 22:38
DUB
-
SEA
25h 08m
2 stops
€592TAP AIR PORTUGAL
Tue, 1 Sep - Fri, 18 Sep
Turkish Airlines Logo
19:10 - 23:05
SEA
-
DUB
19h 55m
1 stop
Turkish Airlines Logo
16:30 - 18:05
DUB
-
SEA
32h 35m
1 stop
€593Turkish Airlines
Wed, 7 Oct - Fri, 30 Oct
Multiple Airlines Logo
19:00 - 08:00
SEA
-
DUB
29h 00m
3 stops
Multiple Airlines Logo
13:00 - 09:40
DUB
-
SEA
28h 40m
1 stop
€594Multiple Airlines
Fri, 8 May - Fri, 22 May
Turkish Airlines Logo
19:10 - 23:05
SEA
-
DUB
19h 55m
1 stop
Turkish Airlines Logo
17:05 - 17:15
DUB
-
SEA
32h 10m
1 stop
€596Turkish Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
15:40 - 08:20
SEA
-
DUB
32h 40m
3 stops
Multiple Airlines Logo
10:40 - 09:40
DUB
-
SEA
31h 00m
2 stops
€598Multiple Airlines
Tue, 2 Jun - Tue, 9 Jun
Delta Logo
11:15 - 11:10
SEA
-
SNN
15h 55m
1 stop
Delta Logo
13:05 - 22:16
SNN
-
SEA
17h 11m
1 stop
€641Delta
Tue, 8 Sep - Fri, 18 Sep
Delta Logo
21:55 - 11:10
SEA
-
SNN
29h 15m
1 stop
Delta Logo
13:05 - 22:16
SNN
-
SEA
17h 11m
1 stop
€688Delta
Fri, 4 Sep - Wed, 16 Sep

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Scandinavian Airlines flights from Seattle to Ireland

Our best Scandinavian Airlines deals on Seattle to Ireland flight tickets
Scandinavian Airlines
19 Aug
SEA12:00Seattle/Tacoma Intl
39h 50m
2 stops
DUB11:50Dublin
4 Sept
DUB12:40Dublin
33h 05m
1 stop
SEA13:45Seattle/Tacoma Intl
€588
Scandinavian Airlines
19 Aug
SEA14:30Seattle/Tacoma Intl
37h 20m
2 stops
DUB11:50Dublin
2 Sept
DUB11:40Dublin
58h 05m
2 stops
SEA13:45Seattle/Tacoma Intl
€590
Scandinavian Airlines
22 Aug
SEA15:55Seattle/Tacoma Intl
34h 30m
2 stops
DUB10:25Dublin
31 Aug
DUB19:50Dublin
25h 55m
2 stops
SEA13:45Seattle/Tacoma Intl
€591

Turkish Airlines flights from Seattle to Ireland

Our best Turkish Airlines deals on Seattle to Ireland flight tickets
Turkish Airlines
7 Oct
SEA19:10Seattle/Tacoma Intl
19h 55m
1 stop
DUB23:05Dublin
30 Oct
DUB16:30Dublin
32h 35m
1 stop
SEA18:05Seattle/Tacoma Intl
€593
Turkish Airlines
1 Sept
SEA19:10Seattle/Tacoma Intl
19h 55m
1 stop
DUB23:05Dublin
8 Sept
DUB17:05Dublin
32h 10m
1 stop
SEA17:15Seattle/Tacoma Intl
€596
Turkish Airlines
9 Sept
SEA19:10Seattle/Tacoma Intl
30h 25m
1 stop
DUB09:35Dublin
16 Sept
DUB05:35Dublin
19h 40m
1 stop
SEA17:15Seattle/Tacoma Intl
€601

momondo Fare Finder

 
Customise your flight search to find flights from Seattle to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 22 April 2026.
Use the filters below to find and compare flights from Seattle to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 19/8

12:00-11:50

2 stops39h 50m

Dublin

Fri 4/9

12:40-13:45

1 stop33h 05m

€588

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 19/8

14:30-11:50

2 stops37h 20m

Dublin

Wed 2/9

11:40-13:45

2 stops58h 05m

€590

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 22/8

15:55-10:25

2 stops34h 30m

Dublin

Mon 31/8

19:50-13:45

2 stops25h 55m

€591

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 1/9

23:44-00:05

2 stops40h 21m

Dublin

Fri 18/9

05:30-22:38

2 stops25h 08m

€592

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 7/10

19:10-23:05

1 stop19h 55m

Dublin

Fri 30/10

16:30-18:05

1 stop32h 35m

€593

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Fri 8/5

19:00-08:00

3 stops29h 00m

Dublin

Fri 22/5

13:00-09:40

1 stop28h 40m

€594

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 1/9

19:10-23:05

1 stop19h 55m

Dublin

Tue 8/9

17:05-17:15

1 stop32h 10m

€596

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 2/6

15:40-08:20

3 stops32h 40m

Dublin

Tue 9/6

10:40-09:40

2 stops31h 00m

€598
Fastest return journey

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 8/9

11:15-11:10

1 stop15h 55m

Shannon

Fri 18/9

13:05-22:16

1 stop17h 11m

€641

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Fri 4/9

21:55-11:10

1 stop29h 15m

Shannon

Wed 16/9

13:05-22:16

1 stop17h 11m

€688

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Seattle to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of November is another great option to travel to Ireland, with average flight prices from Seattle averaging around €398.

What is the cheapest Seattle/Tacoma Intl to Ireland flight route?

Fly from Seattle/Tacoma Intl to Dublin for the best Seattle/Tacoma Intl - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €524 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Seattle for as low as €426 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Ireland flights?

There is only 1 cabin class available to choose from on Seattle/Tacoma Intl to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Ireland flights?

No. A direct flight is the cheapest option for a flight between Seattle to Ireland.

Cheap Seattle to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Ireland

Fastest flight time

9h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Ireland

77 airports
The fastest flight from Seattle to Ireland takes 9h 05m
Direct flights go from Seattle to Ireland on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There are 77 airports in Ireland. From Seattle there are direct flights to Dublin (DUB).
Search flight deals

Frequently asked questions about flying from Seattle to Ireland

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Ireland?

    Prices for flights from Seattle/Tacoma Intl Airport to Ireland are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Ireland?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Ireland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Ireland for you.

Can I find flights from Seattle to Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ireland from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Ireland?

momondo helps you find the best flight between Seattle and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Ireland from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
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